end-Cretaceous mass extinction

URI: https://gptkb.org/entity/end-Cretaceous_mass_extinction
GPTKB entity
Statements (43)
Predicate Object
gptkbp:instanceOf gptkb:mass_extinction_event
gptkbp:alsoKnownAs gptkb:Cretaceous–Paleogene_extinction_event
gptkb:Cretaceous–Tertiary_extinction_event
gptkb:K–Pg_extinction_event
gptkbp:borders gptkb:Paleogene_period
gptkb:Cretaceous_period
gptkbp:category Geology
Paleontology
Earth history
gptkbp:causedBy gptkb:volcanic_activity_(Deccan_Traps)
gptkb:Chicxulub_asteroid_impact
climate change
sea level changes
gptkbp:causeOfExtinction gptkb:ammonites
pterosaurs
non-avian dinosaurs
many plant species
many bird species
many marine invertebrates
many marine reptiles
gptkbp:evidence gptkb:Chicxulub_crater
gptkb:fossil_specimen
iridium layer
gptkbp:followedBy gptkb:Paleogene_period
gptkbp:occurred approximately 66 million years ago
gptkbp:percentageOfSpeciesLost about 75%
gptkbp:precededBy gptkb:Cenomanian–Turonian_extinction_event
gptkbp:relatedTo gptkb:K–Pg_boundary
gptkb:iridium_anomaly
gptkb:Chicxulub_impactor
gptkb:Deccan_Traps
mass extinction
fossil extinction patterns
gptkbp:significance rise of mammals
beginning of Cenozoic Era
end of Mesozoic Era
major evolutionary turnover
gptkbp:studiedBy geologists
paleontologists
astrobiologists
gptkbp:bfsParent gptkb:Maastrichtian_age
gptkbp:bfsLayer 6
https://www.w3.org/2000/01/rdf-schema#label end-Cretaceous mass extinction